Welcome to Firefox OS

Cut the Rope on Firefox OS

Gallery app on Firefox OS

Photo editing on Firefox OS

Firefox OS dialer.

Firefox OS clock.

Firefox OS camera app

Firefox on Firefox OS

Firefox OS lock screen

Facebook integration on Firefox OS.

Task-switch hiccup

Firefox OS on a Geeksphone Keon

Geeksphone Peak running Firefox OS

Firefox OS gallery app on ZTE Open

Dialer app on ZTE Open

A long press on the home button invokes the task switcher. This view shows one rough edge on the experience: the horizontally oriented Cut the Rope app doesn't fit well in the vertically oriented thumbnail.